PCB Manufacturer

Your trusted end-to-end PCB & PCBA partner in China

6+ Years of PCB Assembly Expertise
10+ High-Speed SMT Production Lines
No Minimum Order Quantity Limited
7*24 Hours Sales Support

Full Manufacturing Capabilities

We utilize a wide spectrum of PCB materials and our full assembly expertise to build high-tech,complex parts that power your most innovative products.

Custom PCB Assembly

We provides specialized PCB assembly solutions designed to match your exact requirements. We guarantee fast turnaround times to bring your product to market quicker.

7/24 Online Support

We can offer 7/24 online support and our sales team can work with your local time, then give you the best support.

PORTTOWER — Your Trusted End-to-End PCB & PCBA Partner in China

PORTTOWER is a trusted PCB assembly partner in China. We deliver a complete range of PCB types—from single- and double-sided to multilayer and HDI—as well as flexible and rigid-flex circuits.

We operate advanced equipment from the U.S., Japan, and Germany—including Yamaha pick-&-place machines, stencil printers, reflow ovens, AOI systems, X-ray inspection, and dry-ice blasting.

Our engineering team supports your design, reviews Gerber files and BOMs, and ensures the final build meets your expectations.

If you need reliable PCB assembly services, choose PORTTOWER.

A Complete Range of PCB Types to Fit Your Requirements

PORTTOWER provides end-to-end fabrication for a wide spectrum of PCB types. We build to your exact specifications—materials, layer count, copper thickness, board thickness, surface finish, soldermask, silkscreen, and more.

Why customers choose us:

6+ years of PCB assembly experience.
No minimum order quantity—even 1 piece.
24-hour quick-turn prototyping for PCB assembly.
All PCBs built to IPC Class 2 or Class 3.
Strong material inventory to support urgent builds.

Featured PCB Assembly Solutions to Power Your Projects

Multilayer PCB

We can produce multilayer PCB from 3 layers up to 40 layers. You will send your Gerber files and specification, we will provide satisfied products for you.

HDI PCB

PORTTOWER can offer any layer HDI PCB, such as 1+n+1, 2+n+2, 3+n+3. Normally we use the materials Shengyi S1000-2 or Isola 370HR for the custom stack-up.

Flexible PCB

Flexible PCB is usually applied to some applications, such as medical device, automotive, aerospace, and military. PORTTOWER can manufacture up to 10layers.

Rigid-Flex PCB

Rigid-flex PCB has more complicated processes than standard PCB, it's including rigid and flexible two parts. We can help you to produce until 6 layers.

Prototype PCB Assembly

We can offer prototype, small volume, medium, and mass production of the PCB assembly. You just send the Gerber file and BOM list to us, PORTTOWER can always support you.

BGA PCB Assembly

BGA PCB assembly is very popular for the high-density, high-performance applications like microprocessors and memory chips, it allows for more pins and a smaller footprint.

Turnkey PCB Assembly

PORTTOWER could provide the turnkey PCB assembly, from procurement of materials to final assembly and testing. It will from procurement of materials to final assembly and testing.

SMT PCB Assembly

SMT PCB assembly is widely used in modern electronics due to its ability to support higher component density, smaller components, and more automated manufacturing processes.

Custom PCB Assembly for Different Industries

PORTTOWER is one trusted PCB assembly service provider, and all the PCBs are used in different industries, such as:

Industrial Control: We specialize in manufacturing robust and reliable printed circuit boards for industrial applications. Our boards are built for durability, stability, and long-term performance in demanding environments. Power your automation and control systems with PCBs engineered for extreme conditions.

Medical: Partner with us for circuit boards that power life-saving and life-enhancing medical technology. We deliver the absolute accuracy, traceability, and failure-free performance required in an industry with zero margin for error, mitigating your risks from concept to production.

Automotive: Power the next generation of vehicles with our robust circuit board solutions. We deliver the automotive-grade reliability, thermal resilience, and unwavering compliance (e.g., IATF 16949) required for ADAS, powertrain, and in-vehicle networks, helping you build safer, smarter automobiles.

Why 3,000+ Clients Choose PORTTOWER

As a trusted PCB assembly service supplier and manufacturer in China, PORTTOWER has won a high reputation from our clients all around the world. Why do they choose us? You will see the advantages of our service.

High Quality Product

Meet customers' all high-quality demands, with full-process quality inspection procedures (SPI/AOI/X-Ray) ensuring compliance with IPC Class 2 / IPC Class 3 standards. Support functional testing to guarantee 100% good yield before shipments.

Fast and efficient service

PORTTOWER delivers high-quality PCBs with rapid turnaround: 24 hours for single- or double-layer prototypes, 48 hours for multilayer, and scalable production at competitive rates. Trust us for speed, precision, and reliability—every step, on time. Our comprehensive after-sales service to support timely responses to any of your questions as well.

Experienced Engineering Team Support

Most of our engineers have more than 8 years of working experience in PCB fabricaion and assembly production, they can give the professional advice for your projects. Especially if there's an error in your design, we can fix it and make sure it's correct.

Customers Who Trust Us

"We have been partnering with PORTTOWER for our PCB assembly needs for over five years. They consistently deliver on time and provide comprehensive documentation including CoC reports, soldering samples, and micro-sections with every shipment. It’s a pleasure to work with a supplier that is both reliable and thorough."

David Witts

from the United Kingdom
"PORTTOWER stands out among PCB assembly manufacturers with their exceptional technical expertise and precise communication. Their team provides swift and professional support, often delivering quotations within 3 working days. We are impressed with their efficiency and highly recommend their services."

Klaus Richter

from Germany
"At our company, quality and reliability are the foremost priorities. PORTTOWER has consistently impressed us with their exceptional standards in PCB assembly. Their process is meticulous, backed by thorough documentation like soldering samples that validate the integrity of every board. "

Yuki Tanaka

from Japan

PCB Assembly Service Resources

PCB Layout and Design

PORTTOWER also provides PCB layout and design for our clients. We use PROTEL, KICAD, or EAGLE to layout the PCB schematic. You can send any project to us, our expert engineering team, and CAM/CAD operators are happy to discuss it with you.

Electronic Components Sourcing

We can help our clients source any electronic components, such as resistors, capacitors, diodes, transistors, fuses, IC, relays, switches, and so on. You just send your specification or datasheet to us, and PORTTOWER offers a competitive price for you.

PCB Assembly Service

PORTTOWER can offer a turn-key PCB assembly service for you, from the prototype, medium quantities to large volume production. Meanwhile, we can provide SMT assembly, BGA assembly, through-hole assembly, mixed assembly, and other PCB assembly.